CVE-2026-59828

—

CVSS 3.1

5.3 medium

EPSS

<1%p44

Published

Jul 9, 2026 (Jul 9, 2026)

Modified

Jul 13, 2026

Description

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, post revisions that should be hidden from regular users could be leaked through visible diffs on adjacent revisions serialized by PostRevisionSerializer. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.

Vendors: discourse
Products: discourse
Weakness: CWE-200
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.5%)

In the news0 stories

No ingested article mentions this CVE yet.